from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. mustard gas
(lachrymatory, sternutatory, and, above all, vesicatory, of which yperite is the most dangerous); second, asphyxiants of which the most deadly is phosgene; third, those affecting the nervous system.
Without disparaging our own efforts, we must pay a tribute to the achievement of the French yperite producing and filling factories.
We saw the minister visiting a factory and pinning the Legion of Honour on to the breast of a worker blinded by yperite.